How to fix the Oracle error ORA-28180: multiple authentication methods provided by proxy?

In this post, you’ll learn more about the Oracle ErrorORA-28180: multiple authentication methods provided by proxy with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28180: multiple authentication methods provided by proxy

Reason for the Error ORA-28180: multiple authentication methods provided by proxy

More than one authentication method was specified by the proxy user for the client user.

How to fix the Error ORA-28180: multiple authentication methods provided by proxy ?

You can fix this error in Oracle by following the below steps

Specify only one of the following: a client database user name, a distinguished name or an X.509 certificate.